Nader, Hayaux y Goebel, SC assists companies across the real estate, insurance and telecoms industries on securing regulatory approvals for M&A transactions, while also representing them in market-wide investigations and probes into cartel conduct. Alejandro Mendiola Díaz is the cornerstone of the practice, leading the firm's high-stakes antitrust matters. Of counsel, Gabriel González Aragón is active across the firm's handling of cartel investigations. Former specialist associate Sandra Portillo left the firm in July 2025 to undertake her LLM.
Legal 500 Editorial commentary

Accolades

Client satisfaction: Sector knowledge

Testimonials

Collated independently by Legal 500 research team.

  • ‘What distinguishes the firm in this practice is its level of attention and expertise in antitrust and competition matters, truly outstanding.'
  • ‘Alejandro Mendiola Díaz and Sandra Portillo are clear examples of subject matter experts; their level of professionalism is outstanding, and they clearly communicate such specialised topics.'

Key clients

  • Estafeta México
  • Sanofi Aventis

Work highlights

Represented Estafeta, producer of electronic components and systems, in its sale to UPS, a deal with significant transactional and competition challenges, impacting market dynamics due to the merger of two key competitors in the logistics sector.
Practice head

Alejandro Mendiola Díaz

Other key lawyers

Gabriel González Aragón; Sandra Portillo